ceph/src/arrow/c_glib/test/test-dense-union-data-type.rb

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   9 #   http://www.apache.org/licenses/LICENSE-2.0
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  16 # under the License.
  17
  18 class TestDenseUnionDataType < Test::Unit::TestCase
  19   def setup
  20     @number_field_data_type = Arrow::Int32DataType.new
  21     @text_field_data_type = Arrow::StringDataType.new
  22     @field_data_types = [
  23       @number_field_data_type,
  24       @text_field_data_type,
  25     ]
  26     @number_field = Arrow::Field.new("number", @number_field_data_type)
  27     @text_field = Arrow::Field.new("text", @text_field_data_type)
  28     @fields = [
  29       @number_field,
  30       @text_field,
  31     ]
  32     @data_type = Arrow::DenseUnionDataType.new(@fields, [2, 9])
  33   end
  34
  35   def test_type
  36     assert_equal(Arrow::Type::DENSE_UNION, @data_type.id)
  37   end
  38
  39   def test_name
  40     assert_equal("dense_union", @data_type.name)
  41   end
  42
  43   def test_to_s
  44     assert_equal("dense_union<number: int32=2, text: string=9>",
  45                  @data_type.to_s)
  46   end
  47
  48   def test_fields
  49     assert_equal(@fields.zip(@field_data_types),
  50                  @data_type.fields.collect {|field| [field, field.data_type]})
  51   end
  52
  53   def test_get_field
  54     field = @data_type.get_field(0)
  55     assert_equal([
  56                    @fields[0],
  57                    @field_data_types[0],
  58                  ],
  59                  [
  60                    field,
  61                    field.data_type,
  62                  ])
  63   end
  64 end